配置sudo访问

具体操作步骤

1.首先我们建立一个账户，设置密码

[root@VM_0_13_centos home]# useradd 123
[root@VM_0_13_centos home]# passwd 123
Changing password for user better407.
New password:
BAD PASSWORD: it is WAY too short
BAD PASSWORD: is too simple
Retype new password:
passwd: all authentication tokens updated successfully.

2.运行visudo工具编辑/etc/sudoers 文件

[root@VM_0_13_centos /]# visudo

##
## Allow root to run any commands anywhere
root    ALL=(ALL)       ALL

## Allows members of the 'sys' group to run networking, software,
## service management apps and more.
# %sys ALL = NETWORKING, SOFTWARE, SERVICES, STORAGE, DELEGATING, PROCESSES, LOCATE, DRIVERS

## Allows people in group wheel to run all commands  #在此添加
# %wheel        ALL=(ALL)       ALL
123            ALL=(ALL)       ALL

3.将123账户添加到root用户组

[root@VM_0_13_centos home]# usermod -aG root 123

4.执行到su命令切换到新建的用户123

[root@VM_0_13_centos /]# su 123
bash-4.1$ groups
123 root